Foundation: collapse guard conditional in NSSpecialValue

lhoward · lhoward · commit a028e06ac209 · 2022-10-06T09:37:02.000+03:00
diff --git a/Sources/Foundation/NSSpecialValue.swift b/Sources/Foundation/NSSpecialValue.swift
@@ -82,10 +82,8 @@ internal class NSSpecialValue : NSValue {
             preconditionFailure("Unkeyed coding is unsupported.")
         }
         let specialFlags = aDecoder.decodeInteger(forKey: "NS.special")
-        guard let specialType = NSSpecialValue._typeFromFlags(specialFlags) else {
-            return nil
-        }
-        guard let specialValue = specialType.init(coder: aDecoder) else {
+        guard let specialType = NSSpecialValue._typeFromFlags(specialFlags),
+              let specialValue = specialType.init(coder: aDecoder) else {
             return nil
         }
         self.init(specialValue)

Original file line number	Diff line number	Diff line change
`@@ -82,10 +82,8 @@ internal class NSSpecialValue : NSValue {`
`82`	`82`	`preconditionFailure("Unkeyed coding is unsupported.")`
`83`	`83`	`}`
`84`	`84`	`let specialFlags = aDecoder.decodeInteger(forKey: "NS.special")`
`85`		`- guard let specialType = NSSpecialValue._typeFromFlags(specialFlags) else {`
`86`		`- return nil`
`87`		`- }`
`88`		`- guard let specialValue = specialType.init(coder: aDecoder) else {`
	`85`	`+ guard let specialType = NSSpecialValue._typeFromFlags(specialFlags),`
	`86`	`+ let specialValue = specialType.init(coder: aDecoder) else {`
`89`	`87`	`return nil`
`90`	`88`	`}`
`91`	`89`	`self.init(specialValue)`